/**
 * Cron job operations
 */
import type { IFlashQClient, CronJob, CronOptions } from '../types';
/**
 * Add a cron job for scheduled recurring tasks.
 *
 * @param client - FlashQ client instance
 * @param name - Unique cron job name
 * @param options - Cron options
 *
 * @example
 * ```typescript
 * // Using cron schedule (6-field: sec min hour day month weekday)
 * await client.addCron('daily-cleanup', {
 *   queue: 'maintenance',
 *   data: { task: 'cleanup' },
 *   schedule: '0 0 0 * * *', // Every day at midnight
 * });
 *
 * // Using repeat_every (milliseconds)
 * await client.addCron('heartbeat', {
 *   queue: 'health',
 *   data: { check: 'ping' },
 *   repeat_every: 5000, // Every 5 seconds
 *   limit: 100, // Stop after 100 executions
 * });
 * ```
 */
export declare function addCron(client: IFlashQClient, name: string, options: CronOptions): Promise<void>;
/**
 * Delete a cron job.
 *
 * @param client - FlashQ client instance
 * @param name - Cron job name
 * @returns true if deleted
 *
 * @example
 * ```typescript
 * await client.deleteCron('daily-cleanup');
 * ```
 */
export declare function deleteCron(client: IFlashQClient, name: string): Promise<boolean>;
/**
 * List all cron jobs.
 *
 * @param client - FlashQ client instance
 * @returns Array of cron jobs
 *
 * @example
 * ```typescript
 * const crons = await client.listCrons();
 * for (const cron of crons) {
 *   console.log(`${cron.name}: ${cron.schedule || cron.repeat_every + 'ms'}`);
 * }
 * ```
 */
export declare function listCrons(client: IFlashQClient): Promise<CronJob[]>;
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